diff --git a/GTSRB/03-Tracking-and-visualizing.ipynb b/GTSRB/03-Tracking-and-visualizing.ipynb
index 56f8686a061a7ff0f01274b56cf8c071d6725e86..9f4e02eb45961efbe341b866e3c8c092c3d485ff 100644
--- a/GTSRB/03-Tracking-and-visualizing.ipynb
+++ b/GTSRB/03-Tracking-and-visualizing.ipynb
@@ -303,6 +303,17 @@
     "We will add 2 callbacks :  \n",
     " - **TensorBoard**  \n",
     "  Training logs, which can be visualised using [Tensorboard tool](https://www.tensorflow.org/tensorboard).  \n",
+    "   Launch a terminal directly through the Jupyter interface : \n",
+    "     - Click on Menu button \"File -> New -> Terminal\"  \n",
+    "   Go to directory containing GTSRB notebooks.  \n",
+    "   `~$ cd fidle/GTSRB/`  \n",
+    "   Then launch :  \n",
+    "     - `~$ tensorboard_launch --logdir ./run/logs` if using a Gricad node  \n",
+    "     - `~$ tensorboard --logdir ./run/logs`  if using your own workstation  \n",
+    "   \n",
+    "   The Tensorboard visualization is available through a browser at :  \n",
+    "     - http://localhost:6007 if running training using a Gricad node  \n",
+    "     - http://localhost:6006 if running training using your own workstation  \n",
     "  IMPORTANT : Relaunch tensorboard on every run\n",
     " - **Model backup**  \n",
     " It is possible to save the model each xx epoch or at each improvement.  \n",